Characteristic:                
No black spot and shady area,good for down light.
With pure excellent tri-phosphor tube,high lumens and low light recession.          
No flick,protect eyes and prevent short sight.  
8 times longer than normal incandescent lamp.  
6 times lumens to normal incandescent lamp.  
Working Voltage:170-250AC/50-60HZ    
Rated working Voltage:220VAC/50-60HZ                
Suitable for:      Shops,houses,hotels,offices etc.